package org.dolphin.base.filter;

import java.io.IOException;  
 

import javax.servlet.Filter;  
import javax.servlet.FilterChain;  
import javax.servlet.FilterConfig;  
import javax.servlet.ServletException;  
import javax.servlet.ServletRequest;  
import javax.servlet.ServletResponse;  


public class CharacterEncodingFilter implements Filter
{

	protected String encoding = null;

	public void init(FilterConfig filterConfig) throws ServletException
	{
		this.encoding = filterConfig.getInitParameter("encoding");
	}

	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException
	{
		request.setCharacterEncoding(encoding);
		response.setContentType("text/html;charset="+encoding);
		chain.doFilter(request, response);
	}
	public void destroy() {  
	}  	

} 